TY - SER AU - El-Fahhar,Samia A. AU - Gouda,M.I. TI - Effect of nitrogen fertilizer rates and date of sowing on rust disease of sugar beet KW - Sugar beet KW - Sowing KW - Rust diseases KW - fertilizers KW - Sugar-beet Rust disease KW - Disease and pest resistance KW - Nitrogenous fertilizers N1 - Includes reference N2 - This study was carried out during 2004/2005 , 2005/2006 , 2006/2007 and 2007/2008 seasons , at sakha agricultural research station , kafr El-Sheikh , Egypt , to study th e effect of nitrogen levels and date of sowing of sugar beet on disease incidence of rust disease caused by uromyces betae UR - http://nile.enal.sci.eg/EALE/2008/AASM/4608/4/abstract/55BO.pdf UR - http://nile.enal.sci.eg/EALE/2008/AASM/4608/4/55BO.pdf ER -